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a348226cd2
In kernel 2.6.28 the directory structure has chanced, so for kernel 2.6.26 a own files directory is needed. git-svn-id: svn://svn.openwrt.org/openwrt/trunk@14583 3c298f89-4303-0410-b956-a3cf2f4a3e73
121 lines
4.3 KiB
C
121 lines
4.3 KiB
C
/*
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* SPI Flash Memory support header file.
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*
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* $Id: //depot/sw/releases/linuxsrc/src/kernels/mips-linux-2.4.25/drivers/mtd/devices/spiflash.h#3 $
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*
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*
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* Copyright (c) 2005, Atheros Communications Inc.
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* Copyright (C) 2006 FON Technology, SL.
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* Copyright (C) 2006 Imre Kaloz <kaloz@openwrt.org>
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*
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* This code is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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*/
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#define FLASH_1MB 1
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#define FLASH_2MB 2
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#define FLASH_4MB 3
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#define FLASH_8MB 4
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#define FLASH_16MB 5
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#define MAX_FLASH 6
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#define STM_PAGE_SIZE 256
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#define SFI_WRITE_BUFFER_SIZE 4
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#define SFI_FLASH_ADDR_MASK 0x00ffffff
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#define STM_8MBIT_SIGNATURE 0x13
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#define STM_M25P80_BYTE_COUNT 1048576
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#define STM_M25P80_SECTOR_COUNT 16
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#define STM_M25P80_SECTOR_SIZE 0x10000
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#define STM_16MBIT_SIGNATURE 0x14
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#define STM_M25P16_BYTE_COUNT 2097152
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#define STM_M25P16_SECTOR_COUNT 32
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#define STM_M25P16_SECTOR_SIZE 0x10000
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#define STM_32MBIT_SIGNATURE 0x15
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#define STM_M25P32_BYTE_COUNT 4194304
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#define STM_M25P32_SECTOR_COUNT 64
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#define STM_M25P32_SECTOR_SIZE 0x10000
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#define STM_64MBIT_SIGNATURE 0x16
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#define STM_M25P64_BYTE_COUNT 8388608
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#define STM_M25P64_SECTOR_COUNT 128
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#define STM_M25P64_SECTOR_SIZE 0x10000
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#define STM_128MBIT_SIGNATURE 0x17
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#define STM_M25P128_BYTE_COUNT 16777216
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#define STM_M25P128_SECTOR_COUNT 256
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#define STM_M25P128_SECTOR_SIZE 0x10000
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#define STM_1MB_BYTE_COUNT STM_M25P80_BYTE_COUNT
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#define STM_1MB_SECTOR_COUNT STM_M25P80_SECTOR_COUNT
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#define STM_1MB_SECTOR_SIZE STM_M25P80_SECTOR_SIZE
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#define STM_2MB_BYTE_COUNT STM_M25P16_BYTE_COUNT
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#define STM_2MB_SECTOR_COUNT STM_M25P16_SECTOR_COUNT
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#define STM_2MB_SECTOR_SIZE STM_M25P16_SECTOR_SIZE
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#define STM_4MB_BYTE_COUNT STM_M25P32_BYTE_COUNT
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#define STM_4MB_SECTOR_COUNT STM_M25P32_SECTOR_COUNT
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#define STM_4MB_SECTOR_SIZE STM_M25P32_SECTOR_SIZE
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#define STM_8MB_BYTE_COUNT STM_M25P64_BYTE_COUNT
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#define STM_8MB_SECTOR_COUNT STM_M25P64_SECTOR_COUNT
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#define STM_8MB_SECTOR_SIZE STM_M25P64_SECTOR_SIZE
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#define STM_16MB_BYTE_COUNT STM_M25P128_BYTE_COUNT
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#define STM_16MB_SECTOR_COUNT STM_M25P128_SECTOR_COUNT
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#define STM_16MB_SECTOR_SIZE STM_M25P128_SECTOR_SIZE
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/*
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* ST Microelectronics Opcodes for Serial Flash
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*/
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#define STM_OP_WR_ENABLE 0x06 /* Write Enable */
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#define STM_OP_WR_DISABLE 0x04 /* Write Disable */
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#define STM_OP_RD_STATUS 0x05 /* Read Status */
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#define STM_OP_WR_STATUS 0x01 /* Write Status */
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#define STM_OP_RD_DATA 0x03 /* Read Data */
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#define STM_OP_FAST_RD_DATA 0x0b /* Fast Read Data */
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#define STM_OP_PAGE_PGRM 0x02 /* Page Program */
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#define STM_OP_SECTOR_ERASE 0xd8 /* Sector Erase */
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#define STM_OP_BULK_ERASE 0xc7 /* Bulk Erase */
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#define STM_OP_DEEP_PWRDOWN 0xb9 /* Deep Power-Down Mode */
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#define STM_OP_RD_SIG 0xab /* Read Electronic Signature */
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#define STM_STATUS_WIP 0x01 /* Write-In-Progress */
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#define STM_STATUS_WEL 0x02 /* Write Enable Latch */
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#define STM_STATUS_BP0 0x04 /* Block Protect 0 */
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#define STM_STATUS_BP1 0x08 /* Block Protect 1 */
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#define STM_STATUS_BP2 0x10 /* Block Protect 2 */
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#define STM_STATUS_SRWD 0x80 /* Status Register Write Disable */
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/*
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* SPI Flash Interface Registers
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*/
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#define AR531XPLUS_SPI_READ 0x08000000
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#define AR531XPLUS_SPI_MMR 0x11300000
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#define AR531XPLUS_SPI_MMR_SIZE 12
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#define AR531XPLUS_SPI_CTL 0x00
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#define AR531XPLUS_SPI_OPCODE 0x04
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#define AR531XPLUS_SPI_DATA 0x08
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#define SPI_FLASH_READ AR531XPLUS_SPI_READ
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#define SPI_FLASH_MMR AR531XPLUS_SPI_MMR
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#define SPI_FLASH_MMR_SIZE AR531XPLUS_SPI_MMR_SIZE
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#define SPI_FLASH_CTL AR531XPLUS_SPI_CTL
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#define SPI_FLASH_OPCODE AR531XPLUS_SPI_OPCODE
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#define SPI_FLASH_DATA AR531XPLUS_SPI_DATA
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#define SPI_CTL_START 0x00000100
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#define SPI_CTL_BUSY 0x00010000
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#define SPI_CTL_TXCNT_MASK 0x0000000f
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#define SPI_CTL_RXCNT_MASK 0x000000f0
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#define SPI_CTL_TX_RX_CNT_MASK 0x000000ff
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#define SPI_CTL_SIZE_MASK 0x00060000
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#define SPI_CTL_CLK_SEL_MASK 0x03000000
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#define SPI_OPCODE_MASK 0x000000ff
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#define SPI_STATUS_WIP STM_STATUS_WIP
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